To save on the cost of your flight from Sioux Falls to Chennai, book at least 24 days before your planned departure. Booking around this time can save you about 11% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $1274 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1302.
October can be a great time to fly to Chennai from Sioux Falls with a flight ticket averaging about $1161. Cheapflights users have found deals in the month of October for as cheap as $952. The most expensive prices can be found in the month of June.
Unlike in the morning, when flights are generally more expensive, you can save up to 7% on flights from Sioux Falls to Chennai by exploring options for tickets in the noon.